{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell line", "DNA", "RNA", "protein", "cell type"], "input": "Interestingly, treatment of purified HIV-TF1 by phosphatase greatly reduced its DNA-binding activity, suggesting that phosphorylation of HIV-TF1 was essential for DNA binding ."}
{"cell line": [], "DNA": [], "RNA": [], "protein": ["HIV-TF1", "phosphatase"], "cell type": []}